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    Heating rod comprising an internal insulating rod with a concave tip, glow plug including the same
    1.
    发明公开
    Heating rod comprising an internal insulating rod with a concave tip, glow plug including the same 有权
    Heizstab mit internem Isolierstab mit konkaver Spitze undGlühstiftdamit

    公开(公告)号：EP2905536A1

    公开(公告)日：2015-08-12

    申请号：EP14154754.7

    申请日：2014-02-11

    申请人： SIEVA d.o.o., PE Spodnja Idrija

    发明人： Veskovic Bukudur, Stojana ,  Kustrin, Gregor ,  Rejc, David

    IPC分类号： F23Q7/00

    CPC分类号： F23Q7/001

    摘要： The invention concerns a heating rod comprising an external sheath (58), a distal heating coil (59) having a thinned distal end portion shaped so as to extend in a closed distal end (72) of the external sheath, an electrically insulating distal core (61) having a thinned distal tip (74) inserted into said thinned distal end of said distal heating coil, characterized in that said thinned distal tip has a peripheral outer surface trace, in any axial plane, having at least one distally thinning continuously curved concave portion having a radially outward oriented concavity.

    摘要翻译： 本发明涉及一种加热棒，其包括外护套（58），远端加热线圈（59），其具有成形为在外护套的封闭远端（72）中延伸的变薄的远端部分，电绝缘的远端芯 （61），其具有插入所述远端加热线圈的所述变薄的远端中的变薄的远侧末端（74），其特征在于，所述变薄的远侧末端具有在任何轴向平面中具有至少一个远端变薄的连续弯曲的外周外表面迹线 凹部具有径向向外定向的凹部。